What the fuck do you mean 'what do I have to do?'
Are you that fucking retarded? First off, I do not agree with the system idea, but even more so, you can't figure this out on your own? I could do shit like this in 7th grade shop class.
Step 1: Measure speakers.
Step 2: Figure desired speaker box size.
Step 3: Measure to see if you have enough room.
Tools Needed: Brain, measuring tape
Wow, thanks guys. I have to go film with Bob Vila now on his new episode. If you have any more questions, PM me.*
*just kidding, please dont PM me